﻿H 
  rOBB 
  si 
  a 
  i 
  i; 
  .mi 
  sitm 
  

  

  tella 
  ambigua, 
  Waloott 
  

  

  - 
  proteiforme, 
  Hall 
  sp. 
  

   IHarthnM 
  becki, 
  Green 
  

  

  uukrabtedlj 
  oi 
  Qtica 
  age. 
  

  

  Station 
  21. 
  The 
  Vly, 
  Voorheesville 
  

   The 
  next 
  southerly 
  tributary 
  of 
  the 
  Normans 
  kill 
  is 
  the 
  Vly. 
  

   This 
  creek 
  forma, 
  as 
  above 
  noted, 
  a 
  fall 
  below 
  Voorheesville, 
  

   caused 
  by 
  a 
  heavy 
  hank 
  of 
  sandstone 
  which 
  suggests 
  the 
  Lor- 
  

   raii 
  of 
  these 
  beds. 
  Following 
  the 
  course 
  of 
  the 
  creek 
  down- 
  

  

  ward. 
  argillaceous 
  shales, 
  sandy 
  shales 
  and 
  sandstone 
  beds 
  are 
  

   patted 
  in 
  manifold 
  alternations. 
  They 
  show 
  a 
  general 
  western 
  

   dip 
  20 
  and 
  in 
  two 
  places 
  are 
  thrown 
  into 
  a 
  series 
  of 
  small 
  

   parallel 
  folds, 
  a 
  few 
  feet 
  wide, 
  striking 
  n 
  15° 
  e. 
  These 
  as 
  well 
  

   ult. 
  which 
  runs 
  in 
  the 
  same 
  direction, 
  are 
  evidently 
  the 
  

   faint 
  weaterly 
  outrunners 
  of 
  the 
  powerful 
  Appalachian 
  disturb- 
  

   •»'" 
  ae 
  laconic 
  mountains 
  and 
  of 
  the 
  Hudson 
  river 
  valley 
  

  

  region 
  with 
  which 
  they 
  run 
  parallel. 
  

  

  Farther 
  down, 
  about 
  halfway 
  between 
  the 
  sawmill 
  and 
  the 
  

  

  mouth 
  of 
  the 
  creek, 
  black 
  shales 
  begin 
  to 
  replace 
  the 
  sand- 
  

  

  and 
  lighter 
  colored 
  shales. 
  In 
  one 
  of 
  the 
  lower 
  drab 
  

  

  to 
  of 
  sandstone 
  numerous 
  large 
  specimens 
  of 
  Clima- 
  

  

  aptua 
  i 
  y 
  p 
  i 
  cali 
  a 
  were 
  found, 
  indicating 
  the 
  Utica 
  

  

  these 
  lower 
  sand 
  beds 
  (atation 
  21). 
  This 
  -sandstone 
  effer- 
  

  

  wi,h 
  ,,rI 
  and 
  is, 
  hence, 
  calcareous, 
  like 
  the 
  Qtica 
  shale 
  

  

  o* 
  ib- 
  Mohawk 
  valley. 
  In 
  the 
  dark 
  gray 
  sandy 
  shales 
  below 
  

  

  detune, 
  whirl,, 
  however, 
  do 
  not 
  effervesce, 
  were 
  found: 
  

  

  graptua 
  typicalia, 
  Hall 
  

   ella 
  ambigua, 
  Walcott 
  

  

  iforme, 
  I 
  fall 
  sp. 
  

   It 
  thna 
  appeara 
  thai 
  along 
  the 
  Vly 
  a 
  section 
  is 
  exposed 
  from 
  

   the 
  Qtica 
  shah- 
  Into 
  the 
  overlying 
  Lorraine 
  beds. 
  This 
  outcrop 
  

   "f 
  rjtica 
  shale 
  la 
  the 
  mosl 
  aonthern 
  and 
  western 
  which 
  could 
  be 
  

   found 
  in 
  the 
  region 
  studied, 
  aa 
  this 
  shale 
  toward 
  the 
  Helderberg 
  

   mountains 
  dips 
  under 
  the 
  Lorraine 
  beds, 
  which 
  in 
  their 
  turn 
  

  

  